# coding=utf8
print("Hello World!\r\n")
print("你好！")
def fun1():
    print("你好!\r\n")
fun1()
l=[1,2,5,6,8]
print(l)
print(l[3])
for item in l:
    print(item)
tup1 = ('physics', 'chemistry', 1997, 2000);
tup2 = (1, 2, 3, 4, 5 );
tup3 = "a", "b", "c", "d";
print(tup1)
print(tup2)
print(tup3)

bdict = {'name':'allen', 'age':'40'}
for key in bdict.keys():
    print(key)
    print(bdict[key])
